Tosot TW09HQ3D6D Service Manual Download Page 10

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Technical Information

Service Manual

4. Refrigerant System Diagram

Connection pipe specification:
Liquid pipe : 1/4

Gas pipe : 1/2

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INDOOR UNIT

OUTDOOR UNIT

HEAT

EXCHANGE

(EVAPORATOR)

HEAT
EXCHANGE
(CONDENSER)

COMPRESSOR

GAS SIDE

3-WAY VALVE

LIQUID SIDE

2-WAY VALVE

COOLING
HEATING

Accumlator

Discharge

Suction

4-Way valve

Electron

Strainer

expansion

valve

Strainer

Capillary

Strainer

Intercooler

Summary of Contents for TW09HQ3D6D

Page 1: ...Service Manual ...

Page 2: ...8 5 1 Wiring Diagram 8 5 2 PCB Printed Diagram 10 6 Function and Control 12 6 1 Remote Controller Introduction 12 6 2 Ewpe Smart App Operation Manual 17 6 3 Brief Description of Modes and Functions 18 Part Ⅱ Installation and Maintenance 23 7 Notes for Installation and Maintenance 23 8 Installation 26 8 1 Installation Dimension Diagram 26 8 2 Installation Parts checking 28 8 3 Selection of Installa...

Page 3: ... and Parts List 55 10 1 Indoor Unit 55 10 2 Outdoor Unit 57 11 Removal Procedure 59 11 1 Removal Procedure of Indoor Unit 59 11 2 Removal Procedure of Outdoor Unit 64 Appendix 69 Appendix 1 Reference Sheet of Celsius and Fahrenheit 69 Appendix 2 Configuration of Connection Pipe 69 Appendix 3 Pipe Expanding Method 70 Appendix 4 List of Resistance for Temperature Sensor 71 ...

Page 4: ...ler Part Ⅰ Technical Information TW09HQ3D6DO YAG1FB2F WiFi TW09HQ3D6DI No Unit model Unit code Indoor unit model Indoor unit code Outdoor unit model Outdoor unit code Remote control 1 TW09HQ3D6D CB460005700_L71081 TW09HQ3D6DI CB460N05700_L71081 TW09HQ3D6DO CB497W00200_L71081 YAG1FB2F WiFi ...

Page 5: ...5700_L71081 Fan Type Cross flow Diameter Length DXL inch Φ4 1 6X27 4 5 Fan Motor Cooling Speed SH H MH M ML L SL r min 1250 1170 1100 1020 960 650 600 Fan Motor Heating Speed SH H MH M ML L SL r min 1300 1200 1120 1040 960 880 800 Output of Fan Motor W 60 Fan Motor RLA A 0 09 Fan Motor Capacitor μF Evaporator Form Aluminum Fin copper Tube Pipe Diameter inch Φ 9 32 Row fin Gap inch 2 1 16 Coil Leng...

Page 6: ...ength LXDXW inch 30 0X2 1 4X21 7 10 Fan Motor Speed rpm 800 500 Output of Fan Motor W 30 Fan Motor RLA A 0 28 Fan Motor Capacitor μF Air Flow Volume of Outdoor Unit CFM 1412 Fan Type Axial flow Fan Diameter inch Φ17 1 4 Defrosting Method Automatic Defrosting Climate Type T1 Isolation I Moisture Protection IPX4 Design Pressure High PSIG 550 Design Pressure Low PSIG 240 Sound Pressure Level H M L dB...

Page 7: ...37 38 39 40 41 42 43 44 45 46 Capacity ratio Condition Indoor DB81 F WB66 F Indoor air flow Turbo Pipe length 5m Outdoor temp C Capacity ratio g n i t a e H g n i l o o C 20 15 10 5 0 5 10 110 120 130 100 90 80 70 60 50 40 Outdoor temp C Condition Indoor DB68 F Indoor air flow Turbo Pipe length 5m Cooling Cooling Heating Heating Cooling Capacity ratio Heating 100 105 95 90 85 80 75 70 65 60 55 50 ...

Page 8: ...g indoor and outdoor unit Inlet and outlet pipe temperature of heat exchanger Fan speed of indoor unit Fan speed of outdoor unit Compressor revolution Hz Indoor Outdoor P MPa T1 F T2 F 68 45 43 09K 362 3 435 in 122 176 out 99 109 in 34 37 out 36 41 Super High High 56 Instruction T1 Inlet and outlet pipe temperature of evaporator T2 Inlet and outlet pipe temperature of condenser P Pressure at the s...

Page 9: ...ion Diagram 3 1 Indoor Unit 3 2 Outdoor Unit 35 3 8 32 3 16 21 2 3 13 1 2 12 23 1 2 14 7 8 Unit inch W D H 4 27 7 13 64 5 1 2 7 1 2 1 1 2 1 1 2 Φ2 1 6 Φ2 1 6 3 7 64 6 1 21 32 8 7 64 27 7 21 64 Φ2 3 4 Φ2 3 4 Unit inch Models W H D 09K 38 13 64 11 13 16 8 5 6 ...

Page 10: ...5HIULJHUDQW 6 VWHP LDJUDP RQQHFWLRQ SLSH VSHFL FDWLRQ LTXLG PP DV PP RU 7 LTXLG PP DV PP RU 7 INDOOR UNIT OUTDOOR UNIT HEAT EXCHANGE EVAPORATOR HEAT EXCHANGE CONDENSER COMPRESSOR GAS SIDE 3 WAY VALVE LIQUID SIDE 2 WAY VALVE COOLING HEATING Accumlator Discharge Suction 4 Way valve Electron Strainer Strainer expansion valve Strainer Capillary D Strainer Intercooler ...

Page 11: ...etermine fan speed and the swing angle of horizontal lover for this model 6361000044202 67 33 1 3 2 7 50 1 9 325 725 1 803 3 0 1 2 5 1 1 1 1 1 7 8 20 287 20 0 18 211 725 3 5 02725 287 225 81 7 7 6 1625 63 63 57 3 5220 78 7 03 6 1625 7 03 6 1625 63 2 5 5 9 5 1 57 02725 0 6 1 8 0 75 2 21752 5 51 1 3 02 8 02725 1 1 5 1 8 211 7 1 6 1 5 0 83 2 1 67 33 1 02725 7 5 7 3OHDVH GRQ W WRXFK DQ HOHFWURQLF FRPS...

Page 12: ...3 6 1625 2875220 7 03 6 1625 867 7 03 6 1625 7521 3 16 21 9 9 9 9 29 5 2 3527 725 203 1 02725 5 725 9 9 5 0 1 7 5 1 0 1 7 5 1 5 97 97 N N N 8 5 1 1 7 7 1 27720 1 7 5 8 9 1 7 5 2035 6625 7 1 1 8 1 0 1 7 5 1 2 7 50 1 7 1 8 5 1 1 1 8 1 1 1 RI HOHFWULF VKRFN 3OHDVH GRQ W WRXFK DQ WHUPLQDO ZKHQ WKH PDFKLQH LV UXQQLQJ VWRSSLQJ RU KDV EHHQ SRZHUHG RII IRU OHVV WKDQ PLQXWHV WR SUHYHQW WKH ULVN 51 1 9 32 5...

Page 13: ...6 7 8 9 3 11 12 No Name 1 Neutral wire 2 Needle stand for indoor fan 3 Detecting plate WIFI 4 Up down swing motor 5 left right swing motor 6 Interface of temperature sensor 7 Terminal for display board connection 8 Terminal of jumper cap 9 Communication wire 10 Wired controller 11 Fuse 12 Live wire interface ...

Page 14: ...terface of electronic expansion valver 6 Neutral wire of electric heater for chassis 10 Power supply neutral wire 14 Temp sensor 3 Interface of fan 7 Neutral wire of 4 way valve 11 Power supply live wire 15 Input of overload 4 Live wire of 4 way valve 8 Live wire of electric heater 12 Communication wire with indoor and outdoor unit 16 U V W three phases of compressor 1 2 3 4 5 6 7 8 9 10 11 12 13 ...

Page 15: ... Display Screen Introduction for Buttons on Remote Controller Note This is a general use remote controller it could be used for the air conditioners with multifunction For some function which the model don t have if press the corresponding button on the remote controller that the unit will keep the original running status After putting through the power the air conditioner will give out a sound Op...

Page 16: ...on OFF 5 TURBO button 5 Under Cool or Heat mode press this button can turn on or turn off the Turbo function After the Turbo function turned on the signal of Turbo will display The signal will Press this button to set left right swing angle cycling as below be automatically cancelled if changing the mode or fan speed button 6 7 7 OFF 3 MODE button Press this button Auto Cool Dry Fan Heat mode can ...

Page 17: ...ttention When displaying the outdoor ambient the displaying range is 0 60Ƈ When it goes beyond the range it keeps the threshold data the smallest 0Ƈ and the largest 60Ƈ Warm tips When operating buttons on the cover please make sure the cover is closed completely button 11 Press this button once to turn on the I FEEL function then the figure of I FEEL will be displayed after every press of other fu...

Page 18: ...bove step 2 3 operation until 8hours temperature setting finished Introduction for special function About AUTO RUN When AUTO RUN mode is selected the unit will be in accordance with the room temp automatically to select thesuitable running method and to make ambient comfortable About turbo function If start this function the unit will run at super high fan speed to cool or heat quickly so approach...

Page 19: ...ould be no more than 8m and there should be no obstacles between them remote controller should be close to indoor unit during operation Replace new batteries of the same model when replacement is required When you don t use remote controller for a long time please take out the batteries If the display on remote controller is fuzzy or there s no display please replace batteries 5 1 2 3 4 5 Pressing...

Page 20: ... App is installed register the account and add the device to achieve long distance control and LAN control of smart home appliances For more information please refer to Help in App 6 2 Ewpe Smart App Operation Manual iOS system Support iOS7 0 and above version Android system Support Android 4 4 and above version App Download Linkage Internet Cellular Other Wi FI Home Wi Fi Home wireless router Hom...

Page 21: ... will blink 5 times Antifreezing protection When the antifreezing protection is detected the compressor will stop the outdoor fan will stop after 30 seconds and the indoor fan and swing motor will keep running in the original mode When antifreezing protection is eliminated and the compressor has stopped for 3 min utes the compressor will resume running in the original mode 2 Dehumidifying Mode Wor...

Page 22: ...l Defrost frequency is 85Hz Protection Cold air prevention The unit is started under heating mode the compressor is ON In the case of T indoor amb 24 C if T tube 40 C and the indoor fan is at stop state the indoor fan will begin to run at low speed with a time lag of 2 minutes Within 2 minutes if T tube 40 C the indoor fan also will run at low speed and after 1 minute operation at low speed the in...

Page 23: ...op When the compressor remains at stop for at least 3 minutes the compressor will resume its operation If module protection occurs six times in succession the compressor will not be started again Overload protection If temperature sensed by the overload sensor is over 115 the compressor will stop and the outdoor fan will stop with a time lag of 30 seconds If temperature is below 95 the overload pr...

Page 24: ...26 26 26 26 25 25 25 26 27 27 27 27 27 26 26 26 27 28 28 28 28 28 27 27 27 28 29 29 29 29 29 28 28 28 29 29 29 29 29 29 28 28 29 30 30 30 30 30 30 29 29 30 30 30 30 30 30 30 29 29 2 In heating mode 2 1 When the initial set temperature is 16 C the unit will keep on running at this temperature 2 2 When the initial set temperature is 17 20 C the temperature will decrease 1 C by every hour after sleep...

Page 25: ... operation mode the mode light in cludes Cooling heating and dehumidify If you close the light key all the display patterns will close Double 8 display According to the different setting of remote control the nixie light may display the current temperature the temperature scope is from 16 C to 30 C and indoor ambient temperature The set temperature displayed in auto cooling and fan mode is 25 C an...

Page 26: ...the unit adequately grounded The grounding wire can t be used for other purposes 6 Must apply protective accessories such as protective boards cable cross loop and wire clip 7 The live wire neutral wire and grounding wire of power supply must be corresponding to the live wire neutral wire and grounding wire of the air conditioner 8 The power cord and power connection wires can t be pressed by hard...

Page 27: ... liquid valve and gas valve are fully closed and power is disconnected before detaching the connection pipe If compressor starts running when stop valve is open and connection pipe is not yet connected air will be sucked in and cause pressure rise or compressor rupture resulting in injury When installing the unit make sure that connection pipe is securely connected before the compressor starts run...

Page 28: ...ing tape 4 Electroprobe 7 Electronic leakage detector 10 Pipe pliers pipe cutter 2 Screw driver 5 Universal meter 8 Vacuum pump 11 Pipe expander pipe bender 3 Impact drill drill head electric drill 6 Torque wrench open end wrench inner hexagon spanner 9 Pressure meter 12 Soldering appliance refrigerant container ...

Page 29: ...ll Space to the wall At least 5 7 8 inch At least 98 7 16 inch At least 5 7 8 inch At least 5 7 8 inch At least 118 inch Space to the obstruction Drainage pipe Space to the wall Space to the obstruction Space to the obstructio Space to the obstruction At least 19 11 16 inch Atleast1113 16inch At least 19 11 16 inch At least 11 13 16 inch At least 78 5 8 inch ...

Page 30: ...oor unit Make the bound pipes pass through the wall hole and then connect outdoor unit Neaten the pipes Vacuum pumping and leakage detection Check after installation and test operation Finish installation Note this flow is only for reference please find the more detailed installation steps in this section Select outdoor unit installation location Install the support of outdoor unit select it accor...

Page 31: ...ould be connected in fixed wiring 1 Choosing Installation Iocation Recommend the installation location to the client and then confirm it with the client 2 Install Wall mounting Frame 1 Hang the wall mounting frame on the wall adjust it in horizontal position with the level meter and then point out the screw fixing holes on the wall 2 Drill the screw fixing holes on the wall with impact drill the s...

Page 32: ... the outlet pipe of indoor unit As show in Fig 8 2 Bind the joint with tape As show in Fig 9 4 Outlet Pipe 1 The pipe can be led out in the direction of right rear right left or rear left As show in Fig 3 2 When selecting leading out the pipe from left or right please cut off the corresponding hole on the bottom case As show in Fig 4 2 Open a piping hole with the diameter of 2 1 6inch on the selec...

Page 33: ...d power cord for installation when binding them When binding to a certain degree separate the indoor power and then separate the drain hose As show in Fig 15 3 Bind them evenly 4 The liquid pipe and gas pipe should be bound separately at the end 9 Hang the Indoor Unit 1 Put the bound pipes in the wall pipe and then make them pass through the wall hole 2 Hang the indoor unit on the wall mounting fr...

Page 34: ...ent reasonably and hidden possibly Min semidiameter of bending the pipe is 3 15 16 inch 2 If the outdoor unit is higher than the wall hole you must set a U shaped curve in the pipe before pipe goes into the room in order to prevent rain from getting into the room As show in Fig 24 2 Install Drain Joint Only for cooling and heating unit 1 Connect the outdoor drain joint into the hole on the chassis...

Page 35: ...t of this position there s a leakage 8 7 Vacuum Pumping and Leak Detection 1 Check after Installation Check according to the following requirement after finishing installation 2 Test Operation 1 Preparation of test operation The client approves the air conditioner installation Specify the important notes for air conditioner to the client 2 Method of test operation Put through the power press ON OF...

Page 36: ...During cooling and drying operation compressor and outdoor fan stop while indoor fan operates During heating operation all loads stop 1 Supply voltage is unstable 2 Supply voltage is too low and load is too high 3 Evaporator is dirty 6 Communi cation Malfunction E6 During cooling operation compressor stops while indoor fan motor operates During heating operation the complete unit stops Refer to th...

Page 37: ...ent temperature sensor is open short circuited F3 During cooling and drying operating compressor stops while indoor fan operates During heating operation the complete unit will stop operation Outdoor temperature sensor hasnt been connected well or is damaged Please check it by referring to the resistance table for temperature sensor 15 Outdoor condenser temperature sensor is open short circuited F...

Page 38: ...oltage is higher than 265VAC turn on the unit after the supply voltage is increased to the normal range 2 If the AC input is normal measure the voltage of electrolytic capacitor C on control panel AP1 if its normal theres malfunction for the circuit please replace the control panel AP1 22 Voltage of DC bus bar is too low PL During cooling and drying operation compressor will stop while indoor fan ...

Page 39: ...nsor circuit P7 During cooling and drying operation compressor will stop while indoor fan will operate During heating operation the complete unit will stop Replace outdoor control panel AP1 30 Module high temperature protection P8 During cooling operation compressor will stop while indoor fan will operate During heating operation the complete unit will stop After the complete unit is de energized ...

Page 40: ... malfunction 5 Malfunction of mainboard rev detecting circuit 38 Desynchro nizing of compressor H7 During cooling and drying operation compressor will stop while indoor fan will operate During heating operation the complete unit will stop operation Refer to the malfunction analysis IPM protection loss of synchronism protection and overcurrent protection of phase current for compressor 39 PFC prote...

Page 41: ...6 Malfunction of complete units current detection U5 During cooling and drying operation the compressor will stop while indoor fan will operate During heating operating the complete unit will stop operation Theres circuit malfunction on outdoor units control panel AP1 please replace the outdoor units control panel AP1 47 The four way valve is abnormal U7 If this malfunction occurs during heating o...

Page 42: ...cator Cool Indicator Heating Indicator 53 Normal communica tion 54 55 Defrosting U8 56 JF OFF 3S and blink once during blinking ON 10s and OFF 0 5s Defrosting will occur in heating mode Compressor will operate while indoor fan will stop The complete unit stops operation Its the normal state 1 Power supply is abnormal 2 Detection circuit of indoor control mainboard is abnormal Malfunction of detect...

Page 43: ...oard broken Malfunction diagnosis process Is the wiring terminal between the temperature sensor and the controller loosened or poorly contacted Start Insert the temperature sensor tightly Yes Yes Yes Yes Yes Yes No No No No No No Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Replace it with a temperature sensor with the same model Make the parts upright Is there sho...

Page 44: ... is eliminated Reinsert the wiring terminal of indoor fan It s the malfunction of main board Replace a new main board that is of the same model It s the malfunction of main board Replace a new main board that is of the same model Replace a new main board that is of the same model It s the malfunction of main board Then check whether the voltage between terminal 2 and terminal 3 of the motor interf...

Page 45: ...f the mainboard is defined abnormal Malfunction diagnosis process Start Is there jumper cap on the mainboard Is the jumper cap inserted correctly and tightly Replace the jumper cap with the same model Appearance of the jumper cap Assemble the jumper cap with the same model Insert the jumper cap tightly Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Replace the mainbo...

Page 46: ... the compressor Replace the mainboard with the same model End Is the supply voltage too low with overload Is the indoor outdoor heat exchanger dirty or are the air inlet and outlet blocked The fan is abnormal Fan speed is too low or fan doesn t rotate Measure the current of live wire on the main board with a clamp ampere meter Is the current higher than the value of the overcurrent protection Is t...

Page 47: ...n board matches with display board Main board of IDU matches with that of ODU Communication cord is damaged Replace IDU s main board Malfunction eliminated End Connect the line according to wiring diagram Match correctly according to product specification Replace communication cord Replace ODU s main board Malfunction eliminated Malfunction eliminated Malfunction eliminated Yes Yes Yes Yes No no N...

Page 48: ... of detecting plate WIFI JF Start Is malfunction eliminated The end check if the connection wire are correctly connected Replace the detecting plate with the same model Replace the mainboard with the same model Yes Yes No 5 Malfunction of detecting plate WIFI JF ...

Page 49: ...Malfunction of the outdoor mainboard AP1 Replace outdoor mainboard Measure the voltage input with AC voltmeter see fig 30 Voltage within 180VAC 260VAC Shut down the power and wait 20 minutes or use DC voltmeter to measure the voltage on the two ends of electrolytic capacitor until the voltage is lower than 20V Check the connection of reactor and connection wire If the wiring of reactor L is normal...

Page 50: ...ge resume to the range of 210VAC 250VAC Correctly connect the wires of compressor according to the electric wiring diagram and then turn on the unit Check the connection between the control board and the compressor by referring to the electric wiring diagram Check whether wires of compressor UVW are connected correctly Measure the resistance value among three terminals UVW of compressor with a res...

Page 51: ...mperature is higher than 53 Normal protection please use it after improving the outdoor ambient temperature Unit restarts normally Unit restarts normally If the radiating of indoor and outdoor unit is good Improve the radiating environment of unit clean the heat exchanger and remove surrounding obstacles If the indoor and outdoor fan are running normally Connect normally Adjust the connection Repl...

Page 52: ...gh and low pressure of system is not balanced please start the unit after 3min If the compressor wire COMP UVW is well connected and connection sequence is correct Check the connection situation of outdoor mainboard AP1 and compressor COMP and the connect it according to wiring diagram If the refrigerant charging amount is too much Does the unit start up normally Charge the refrigerant according t...

Page 53: ...n valve damaged If the refrigerant is leaked The compressor overload protection terminal is not connected well with the mainboard If the overload protector is damaged Heat exchange of unit is not good heat exchanger is dirty and unit radiating environment is bad Too much load of the system causes high temperature of compressor after working for a long time Malfunction of discharge temperature sens...

Page 54: ...anual Compressor overload protection terminal is not connected well with the mainboard reconnect them correctly Heat exchange of unit is not good heat exchanger is dirty and unit radiating environment is bad improve the radiating environment and clean the heat exchanger Too much load of the system causes high temperature of compressor after working for a long time decrease the load for operation I...

Page 55: ...y before malfunction Check built in wiring of indoor and outdoor unit If the wiring is damaged Replace the wire Check the malfunction type with communication malfunction detector Malfunction of outdoor communication circuit Replace outdoor mainboard AP1 Replace indoor mainboard AP2 Is the malfunction eliminated Is the malfunction eliminated End Check the connection wire according to the wiring dia...

Page 56: ...hod for details Malfunction of compressor Compressor can t operate Refer to point 5 of maintenance method for details 9 3 Troubleshooting for Normal Malfunction 1 Air Conditioner Can t be Started Up 2 Poor Cooling Heating for Air Conditioner 3 Horizontal Louver Can t Swing Possible Causes Discriminating Method Air conditioner Status Troubleshooting No power supply or poor connection for power plug...

Page 57: ...in pipe Replace drain pipe Wrapping is not tight Water leaking from the pipe connection place of indoor unit Wrap it again and bundle it tightly 5 Compressor Can t Operate Possible causes Discriminating method air conditioner status Troubleshooting Wrong wire connection or poor connection Check the wiring status according to circuit diagram Connect wires according to wiring diagram to make sure al...

Page 58: ...55 Installation and Maintenance Service Manual 10 Exploded View and Parts List 10 1 Indoor Unit The component picture is only for reference please refer to the actual product 45 ...

Page 59: ... 1 19 Fan Motor 15012136 1 20 Motor Press Plate 26112511 1 21 Wall Mounting Frame 01362026 1 22 Connecting pipe clamp 2611218801 1 23 Crank 73012005 1 24 Stepping Motor 1521240212 1 25 Drainage Hose 05230014 1 26 Electric Box Assy 100002063934 1 27 Lower Shield of Electric Box 01592139 1 28 Electric Box 2011221102 1 29 Jumper 4202021922 1 30 Main Board 300002000366 1 31 Air Louver 10512736 1 32 St...

Page 60: ...57 Installation and Maintenance Service Manual 10 2 Outdoor Unit 10 25 The component picture is only for reference please refer to the actual product ...

Page 61: ... Assy 030057000180 1 15 Cut off Valve 1 2 0710307901 1 16 4 Way Valve Assy 03073360 1 17 Magnet Coil 4300008301 1 18 Capillary Sub assy 030006060038 1 19 Wiring Clamp 26115004 1 20 Condenser Assy 011002060037 1 21 Rear Grill 0147306001 1 22 Electric Expand Valve Fitting 4300876704 1 23 Stationary Barrier 01703179 1 24 Electronic Expansion Valve 07133909 1 25 Flash Vaporizer Sub assy 07223057 1 26 ...

Page 62: ...en the front panel Push the left and right filters to make them break away from the groove on the front case Then remove the left and right filters one by one Left filter Groove Right filter Front case Front panel Screws Display Screw off the 2 screws that are locking the display board Note This display can be disassembled only after removing the front case refer to step 5 of disassembly ...

Page 63: ... up the front case sub assy and take S wing motor Screw off the screws that are locking the swing motor and take the motor off it out 4 Remove detecting plate and electric box cover2 Remove the screws fixing detecting plate and remove detecting plate Remove the screws fixing electric box cober2 and remove electric box2 Detecting plate 2 ...

Page 64: ...t the indoor tube temperature sensor Screw off one grounding screw Remove the wiring terminals of motor and stepping motor Remove the electric box assy Screw off the screws that are locking each lead wire S crew Wire clip Power cord Rotate the electric box assy Twist off the screws that are locking the wire clip and loosen the power cord Remove the wiring terminal of power cord Lift up the main bo...

Page 65: ...llation and Maintenance Service Manual R ear case assy First remove the left side of evaporator from the groove on the rear case assy Then remove the right side from the clasp on the rear case assy Groove Clasp ...

Page 66: ...63 Installation and Maintenance Service Manual ...

Page 67: ...ver 1 Remove top cover cable cross plate sub assy valve cover panel grille Remove the screws connecting top cover left and right side plate as well as panel to remove the top cover Remove the screws fixing panel to remove the panel Remove the screws connecting panel grille and panel loosen the clamp to remove the panel grille Remove the screws connecting cable cross plate sub assy and right side p...

Page 68: ...ing left side plate and condenser support boa rd to remove the left side plate Remove the screws fixing right side plate and valve support to remove the right side plate Remove the screw nut fixing cross fan blade remove the gasket and spring cushion to remove the cross fan blade left side plate cross fan blade right side plate Steps Procedure ...

Page 69: ...off the wiring terminal lift to remove the electric box assy Remove the four tapping screws fixing motor pull out the contact tag of motor wiring to remove the motor Remove the two tapping screws fixing motor support and chassis lift to remove the motor support Remove the screws fixing electric reactor to remove the electric reactor electric box assy electric box cove r electric reactor motor supp...

Page 70: ...flash vaporizer assy Remove the screws connecting mid isolation board chassis and condenser assy to remove the mid isolation Welding cut the spot weld of four way valve assy compressor air suction discharging valve and condenser pipe outlet lift to remove the four way valve assy Note release the refrigerant before welding cutting mid isolation board four way valve assy flash vaporizer assy Steps P...

Page 71: ...the three feet screwnuts fixing compressor to remove the compressor Remove screws connecting condenser assy and chassis to remove the chassis sub assy Remove screws connecting condenser assy and chassis to remove the condenser assy Remove the screws fixing big and small valve to remove the valves condenser assy small valve big valve Steps Procedure ...

Page 72: ...2 4 28 66 67 66 2 19 75 76 75 2 24 84 85 84 2 29 68 68 20 77 77 25 86 86 30 1 Standard length of connection pipe 16 40ft 24 61ft 26 25ft 2 Min length of connection pipe is 9 84ft 3 Max length of connection pipe and max high difference More details please refer to the specifications 4 The additional refrigerant oil and refrigerant charging required after prolonging connection pipe After the length ...

Page 73: ...o the following steps A Cut the pip Confirm the pipe length according to the distance of indoor unit and outdoor unit Cut the required pipe with pipe cutter B Remove the burrs Remove the burrs with shaper and prevent the burrs from getting into the pipe C Put on suitable insulating pipe D Put on the union nut Remove the union nut on the indoor connection pipe and outdoor valve install the union nu...

Page 74: ...3 4 2 358 233 6 0 717 24 8 60 23 95 9 779 165 2 2 28 235 4 0 697 26 6 57 18 96 8 9 382 167 2 206 237 2 0 678 28 4 54 31 98 6 9 003 168 8 2 133 239 0 66 30 2 51 59 100 4 8 642 170 6 2 064 240 8 0 642 32 49 02 102 2 8 297 172 4 1 997 242 6 0 625 33 8 46 6 104 7 967 174 2 1 933 244 4 0 608 35 6 44 31 105 8 7 653 176 1 871 246 2 0 592 37 4 42 14 107 6 7 352 177 8 1 811 248 0 577 39 2 40 09 109 4 7 065...

Page 75: ...31 95 13 04 165 2 3 04 235 4 0 93 26 6 76 24 96 8 12 51 167 2 94 237 2 0 904 28 4 72 41 98 6 12 168 8 2 844 239 0 88 30 2 68 79 100 4 11 52 170 6 2 752 240 8 0 856 32 65 37 102 2 11 06 172 4 2 663 242 6 0 833 33 8 62 13 104 10 62 174 2 2 577 244 4 0 811 35 6 59 08 105 8 10 2 176 2 495 246 2 0 77 37 4 56 19 107 6 9 803 177 8 2 415 248 0 769 39 2 53 46 109 4 9 42 179 6 2 339 249 8 0 746 41 50 87 111...

Page 76: ...45 4 10 93 215 6 3 129 6 8 342 8 77 49 19 147 2 10 54 217 4 3 04 8 6 323 9 78 8 47 08 149 10 18 219 2 2 955 10 4 306 2 80 6 45 07 150 8 9 827 221 2 872 12 2 289 6 82 4 43 16 152 6 9 489 222 8 2 792 14 274 84 2 41 34 154 4 9 165 224 6 2 715 15 8 259 3 86 39 61 156 2 8 854 226 4 2 64 17 6 245 6 87 8 37 96 158 8 555 228 2 2 568 19 4 232 6 89 6 36 38 159 8 8 268 230 2 498 21 2 220 5 91 4 34 88 161 6 7...

Page 77: ...JF00303842 ...

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Tosot TW09HQ3D6D, Service Manual

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